Home / 36,918.18-50,946.84-20,151.18

Finding the Fourth Proportional to 36,918.18, 50,946.84 and 20,151.18

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Solution

The fourth proportional to 36,918.18, 50,946.84 and 20,151.18 is: 27,808.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,918.18 : 50,946.84 = 20,151.18 : x
  2. Step 2: Convert to fraction form
    36,918.18/50,946.84 = 20,151.18/x
  3. Step 3: Cross multiply
    36,918.18x = 50,946.84 × 20,151.18
  4. Step 4: Simplify right side
    36,918.18x = 1,026,638,943.27
  5. Step 5: Solve for x
    x = 1,026,638,943.27/36,918.18
  6. Step 6: Final answer
    x = 27,808.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.